 | | Book | | Mineralogy of Michigan by E. W. Heinrich updated and revised • by George W. Robinson M By E W~ Hellnr]ch...Museum Michigan Technological University Houghton, Michigan 49931 2004 © MINERALOGY OF MICHIGAN 3 FOREWORD...FOREWORD Michigan has a long and varied geologic history that includes repeated episodes of volcanism...before the first Europeans set foot here. When Michigan became a state in 1837, one of the first actions...and we continue to learn more about them today. Michigan minerals helped to build the state and nation |  | | Book (edition) | | exten sive deposits, such as coal and iron fields, gold belts, etc., are mentioned in general terms. 688...ALABAMA—Mined. Mineralogical name. Coal, var. bitu minous. Gold. Common name. Remarks. Coal, bituminous coal...mmed at Broken Arrow aud Trout creek, in Sc. Clair county. The strata in this field are more faulted und...prong of Canoe creek, in St. Clair county, to Ha\sop creek, in Bibb county, a distance of 60 miles. Down to...to Helena, in Shelby county, the field has an average width of 5 or 6 miles. Below that point the width |  | | Book | | HfiRIN COUNTY FREE LIBRfiRY 311110G386652Q I V Russell P MacFal A COLOR TREASUF FOR COLLECTORS...it a veritable not just a picof informa- is mine tion, telling everything the collector needs to...to Hunting Locations ? i 9 GIVEN TO THE MARIN COUNTY LIBRARY BY MARI N L MTNF.RAT. SOCTETY DAVID...ONLY ^ It's best to leave the use of climbing ropes and other mountaineering equipment to experts....can use a mountaineering bag or a mili- quarry or mine where a permit tary bag; make it it should |  | | Report (volume) | | Rock, Ark Ark Geol. Survey County Mmeral Rpt.-Arkansas Geological Survey County Mmeral Report Little Rock...Bethlehem, Pa. Los Angeles County Mus Sci Ser, Paleontology; Quart.-Los Angeles County Museum Science Series...Pubhcac16n. Mexico, D. F. Mich. Acad. Sci. Papers-Michigan Academy of Science, Arts, and Letters Papers....Bull.-Michigan College of Mmmg and Technology Bulletm. Houghton, MICh. Mtch. Conserv.-Michigan ConservatiOn...Mich. Geol. Survey Prog Rpts., Pub , Geol. ser.-Michigan Geological Survey Progress Reports; Publications |
|
